Below are a list of libraries, by language, that implement the Universal Binary JSON Specification.

<hr />

<h2>ASM.JS</h2>

<ul>

<li><a href="https://github.com/artcompiler/L16">UBJSON for JS</a> (in <a href="http://asmjs.org/">ASM.JS</a>)</li>

</ul>

<h2>C</h2>

<ul>

<li><a href="https://github.com/Steve132/ubj">ubj</a></li>

<li><a href="https://bitbucket.org/tsieprawski/ubjsc">ubjsc</a></li>

</ul>

<h2>C++</h2>

<ul>

<li><a href="http://sourceforge.net/p/protoc/wiki/Home/">protoc</a></li>

<li><a href="https://github.com/WhiZTiM/UbjsonCpp">UbjsonCpp</a> (C++ 14)</li>

</ul>

<h2>D</h2>

<ul>

<li><a href="https://github.com/adilbaig/ubjsond">Universal Binary JSON (UBJSON) for D</a></li>

</ul>

<h2>Java</h2>

<ul>

<li>(dinocore) <a href="https://github.com/dinocore1/ubjson">UBJSON Java Library</a></li>

<li><a href="https://github.com/thebuzzmedia/universal-binary-json-java">Universal Binary JSON Java Library</a></li>

<li>UBJSON (<a href="http://libgdx.badlogicgames.com/nightlies/docs/api/com/badlogic/gdx/utils/UBJsonReader.html">Reader</a>/<a href="http://libgdx.badlogicgames.com/nightlies/docs/api/com/badlogic/gdx/utils/UBJsonWriter.html">Writer</a>) in libGDX Game Engine</li>

</ul>

<h2>MATLAB</h2>

<ul>

<li><span style="line-height: 13px;"><a href="http://iso2mesh.sourceforge.net/cgi-bin/index.cgi?jsonlab">JSONlab</a></span></li>

</ul>

<h2>.NET</h2>

<ul>

<li><a href="http://ubjsonnet.codeplex.com/">Ubjson.NET</a></li>

</ul>

<h2>Node.js</h2>

<ul>

<li><a href="https://github.com/Sannis/node-ubjson">Node-UBJSON</a></li>

</ul>

<h2>PHP</h2>

<ul>

<li><a href="https://github.com/dizews/php-ubjson"><span style="line-height: 13px;">PHP-UBJSON</span></a></li>

</ul>

<h2>Python</h2>

<ul>

<li><a href="https://code.google.com/p/simpleubjson/">simpleubjson</a></li>

<li><a href="https://github.com/Iotic-Labs/py-ubjson">py-ubjson</a></li>

</ul>

<h2>Qt</h2>

<ul>

<li><span style="line-height: 13px;"><a href="http://qt-apps.org/content/show.php?content=162288">Qt Component - Universal Binary JSON</a></span></li>

</ul>

<h2>Swift</h2>

<ul>

<li><span style="line-height: 13px;"><a href="https://github.com/Frizlab/UBJSONSerialization">UBJSONSerialization</a></span></li>

</ul>